package cn.tedu.boot21.controller;

import cn.tedu.boot21.entity.Emp;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

import javax.servlet.http.HttpServletRequest;

/**
 * @author Administrator
 */
@Controller
public class HelloController {
    /*    @RequestMapping("/hello")
    public void hello(HttpServletResponse response) throws IOException {
        response.setContentType("text/html;charset=utf-8");
        PrintWriter pw = response.getWriter();
        pw.print("这是一个工程测试<h1>hello</h1>");
        pw.close();
    }*/

    /**
     * @ResponseBody是SpringMVC框架提供的注解,作用:可以通过返回值的方式给客户端响应数据
     */
    @RequestMapping("/hello")
    @ResponseBody
    public String hello() {
        return "测试成功!!!";
    }

    @RequestMapping("/param1")
    @ResponseBody
    public String param1(HttpServletRequest request) {
        String info = request.getParameter("info");
        return "接收到了参数:" + info;
    }

    @RequestMapping("/param2")
    @ResponseBody
    public String param2(String name,int age) {
        return "接收到参数-姓名:" + name + "年龄:" + age;
    }

    @RequestMapping("/param3")
    @ResponseBody
    public String param3(Emp emp) {
        return emp.toString();
    }

}
